Lesson eLearning

Describe the role of decomposers in a pond ecosystem and explain how they contribute to nutrient recycling.

medium 2 marks Class 6 · Science · The Living Organisms and Their Surroundings
Answer
Decomposers break down dead organic matter into simpler substances, releasing nutrients back into the water so that plants and microorganisms can use them.

Step-by-step solution

  1. Define decomposers – organisms that break down dead matter.
  2. Explain the process: they digest organic material and excrete simple compounds.
  3. Show the key nutrients released such as nitrogen, phosphorus and carbon.
  4. Explain that aquatic plants and microbes absorb these nutrients.
  5. Conclude that this recycling sustains the pond’s food chain.
Common mistake: Forgetting to mention specific nutrients or over‑emphasizing plants’ role

Concept tested: Decomposers and nutrient recycling

Published · How this solution was prepared and checked

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